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VRV Aurora RXLQ120TAYCU
Daikin VRV Aurora RXLQ120TAYCU Manuals
Manuals and User Guides for Daikin VRV Aurora RXLQ120TAYCU. We have
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Daikin VRV Aurora RXLQ120TAYCU manuals available for free PDF download: Service Manual, Installation Manual
Daikin VRV Aurora RXLQ120TAYCU Service Manual (442 pages)
Brand:
Daikin
| Category:
Heat Pump
| Size: 13.23 MB
Table of Contents
Part 1 General Information
16
Table of Contents
16
Model Names
17
Outdoor Unit
17
Indoor Unit
19
Air Treatment Equipment
19
External Appearance
20
Outdoor Unit
20
Indoor Unit
21
Air Treatment Equipment
22
Combination of Outdoor Units
23
Rxlq-Ta, Rxlq-Tb
23
Rxyq-Ta
23
Connection Ratio
24
Capacity Range
24
Outdoor Unit Combinations
25
Specifications
26
Rxlq-Ta, Rxlq-Tb
26
Rxyq-Ta
38
Refrigerant Circuit Part 2
43
Outdoor Unit
44
Refrigerant Circuit (Piping Diagrams)
44
Refrigerant Circuit Part
44
Indoor Unit
48
Outdoor-Air Processing Unit
51
Functional Parts Layout
52
Rxlq72Ta, Rxlq72Tb, Rxyq72-120Ta
52
Rxlq96/120Ta, Rxlq96/120Tb, Rxyq144/168Ta
55
Cooling Operation
57
Refrigerant Flow for each Operation Mode
57
Heating Operation
58
Cooling Oil Return Operation
59
Defrost Heating Oil Return Operation
60
Part 3 Remote Controller
61
Applicable Models
62
Brc1E73
63
Names and Functions
63
Brc1H71W
66
Wireless Remote Controller
74
Brc1E73
75
Main/Sub Setting
75
Brc1H71W
77
When Wireless Remote Controller Is Used Together
79
Address Setting for Wireless Remote Controller
80
Brc1E73
82
Centralized Control Group No. Setting
82
Brc1H71W
84
Wireless Remote Controller
84
Group No. Setting Example
85
Brc1E73
86
Service Settings Menu, Maintenance Menu
86
Administrator Menu, Installer Menu
90
Brc1H71W
90
Part 4 Functions and Control
91
Operation Flowchart
93
Slave Unit Stops During Master Unit Control
94
Stop Control
94
Stop Due to Error
94
When System Is in Stop Control
94
Crankcase Heater Control
95
Restart Standby
95
Standby Control
95
Startup Control
96
Startup Control in Cooling
96
Startup Control in Heating
97
Basic Control
98
Normal Control
98
Compressor PI Control
99
Operating Priority and Rotation of Compressors
100
Compressor Step Control
101
Electronic Expansion Valve PI Control
103
Step Control of Outdoor Fans
104
High Pressure Protection Control
105
Protection Control
105
Low Pressure Protection Control
107
Discharge Pipe Protection Control
108
Compressor Body Protection Control
109
Inverter Protection Control
109
Pump down Residual Operation
111
Special Control
111
Oil Return Operation
112
Defrost Operation
113
Outdoor Unit Rotation
114
Backup Operation
115
Demand Operation
115
Heating Operation Prohibition
115
Other Control
115
Operation Flowchart
116
Outline of Control (Indoor Unit)
116
Set Temperature and Control Target Temperature
120
Remote Controller Thermistor
122
Thermostat Control
124
Drain Pump Control
127
Control of Electronic Expansion Valve
129
Freeze-Up Prevention Control
130
List of Swing Flap Operations
132
Hot Start Control (in Heating Operation Only)
133
Louver Control for Preventing Ceiling Dirt
134
Heater Control (Except FXTQ-TA, FXTQ-TB Models)
135
Heater Control (FXTQ-TA, FXTQ-TB Models)
136
Gas Furnace Control (CXTQ-TA Models)
139
3-Step Thermostat Processing (FXTQ-TA, FXTQ-TB Models)
140
Fan Control (Heater Residual) (FXTQ-TA, FXTQ-TB Models)
141
Interlocked with External Equipment (FXTQ-TA, FXTQ-TB, CXTQ-TA Models)
141
Part 5 Field Settings and Test Operation
143
Field Settings for Indoor Unit
144
Field Settings with Remote Controller
144
List of Field Settings for Indoor Unit
151
Applicable Field Settings
153
Details of Field Settings for Indoor Unit
157
Gas Furnace Set up
176
List of Field Settings for Outdoor-Air Processing Unit
177
Operation Control Mode
177
Field Setting from Outdoor Unit
179
Settings by DIP Switches
179
Accessing the BS Buttons on the PCB
182
Operating the BS Buttons and DIP Switches on the PCB
183
Connecting the PC Configurator to the Outdoor Unit
186
Monitoring Function and Field Settings
186
Night-Time Low Noise Operation and Demand Operation
203
Energy Saving and Optimum Operation
207
Checkpoints
210
Checks before Test Operation
210
Test Operation
210
Gas Furnace Test Operation
211
Part 6 Service Diagnosis
212
Indoor Unit Overall
215
Symptom-Based Troubleshooting
215
Gas Furnace Lockout Reset
218
With Gas Furnace
218
With Infrared Presence/Floor Sensor
219
Brc1E73
220
Error Code Via Remote Controller
220
Brc1H71W
221
Wireless Remote Controller
221
Error Codes and Descriptions
223
Troubleshooting by Error Code
223
Error Codes (Sub Codes)
225
External Protection Device Abnormality
237
Indoor Unit Control PCB Abnormality
239
Drain Level Control System Abnormality
240
Indoor Fan Motor Lock, Overload
242
Indoor Fan Motor Abnormality
244
Overload/Overcurrent/Lock of Indoor Fan Motor
250
Blower Motor Not Running
251
Indoor Fan Motor Status Abnormality
252
Low Indoor Airflow
253
Swing Flap Motor Abnormality
254
Power Supply Voltage Abnormality
256
Blower Motor Stops for Over/Under Voltage
257
Electronic Expansion Valve Coil Abnormality, Dust Clogging
258
Gas Furnace Abnormality
259
Drain Level above Limit
260
Self-Cleaning Decoration Panel Abnormality
261
Defective Capacity Setting
272
Transmission Abnormality between Indoor Unit Control PCB and Fan PCB
273
Blower Motor Communication Error
275
Climate Talk Communication Error
276
Thermistor Abnormality
277
Combination Error between Indoor Unit Control PCB and Fan PCB
278
Capacity Setting Abnormality
279
Blower Motor HP Mismatch
280
Indoor Blower Does Not Have Required Parameters to Function
281
Remote Sensor Abnormality
282
Humidity Sensor System Abnormality
283
Infrared Presence/Floor Sensor Error
284
Remote Controller Thermistor Abnormality
289
Outdoor Unit Main PCB Abnormality
290
Detection of Ground Leakage by Leak Detection Circuit
291
Missing of Ground Leakage Detection Core
292
Activation of High Pressure Switch
293
Activation of Low Pressure Sensor
295
Compressor Motor Lock
296
Compressor Damage Alarm
298
Outdoor Fan Motor Abnormality
300
Electronic Expansion Valve Coil Abnormality
305
Discharge Pipe Temperature Abnormality
306
Wet Alarm
308
Refrigerant Overcharged
310
Harness Abnormality (between Outdoor Unit Main PCB and Inverter PCB)
311
Outdoor Fan Motor Signal Abnormality
312
Outdoor Fan PCB Abnormality
313
Thermistor Abnormality
314
High Pressure Sensor Abnormality
316
Low Pressure Sensor Abnormality
317
Inverter PCB Abnormality
318
Momentary Power Failure During Test Operation
320
Reactor Temperature Rise Abnormality
321
Inverter Radiation Fin Temperature Rise Abnormality
322
Compressor Instantaneous Overcurrent
326
Compressor Overcurrent
328
Compressor Startup Abnormality
330
Transmission Error between Inverter PCB and Outdoor Unit Main PCB
332
Power Supply Voltage Imbalance
334
Reactor Surface Thermistor Abnormality
336
Inverter Radiation Fin Temperature Abnormality
337
Field Setting Abnormality after Replacing Outdoor Unit Main PCB or Combination of PCB Abnormality
339
Refrigerant Shortage
340
Reverse Phase, Open Phase
341
Power Supply Insufficient or Instantaneous Abnormality
343
Check Operation Not Executed
345
Transmission Error between Indoor Units and Outdoor Units, Open Phase in Power Supply Wiring
346
Transmission Error between Remote Controller and Indoor Unit
349
Transmission Error between Outdoor Units
350
Transmission Error between Main and Sub Remote Controllers
356
Transmission Error between Indoor Units and Outdoor Units in the same System
357
Improper Combination of Indoor and Outdoor Units, Indoor Units and Remote Controller
358
Incorrect Gas Furnace Connecting Number
363
Incorrect Electric Heater Capacity Setting
364
Address Duplication of Centralized Controller
365
Transmission Error between Centralized Controller and Indoor Unit
366
System Not Set yet
369
System Abnormality, Refrigerant System Address Undefined
370
Climate Talk Communication System Combination Error (before Initial Setting for Communication Completes)
372
Climate Talk Communication System Combination Error (after Initial Setting for Communication Completes)
373
Check
374
High Pressure Check
374
Low Pressure Check
375
Superheat Operation Check
377
Power Transistor Check
379
Refrigerant Overcharge Check
384
Refrigerant Shortage Check
385
Vacuuming and Dehydration Procedure
386
Thermistor Check
387
Pressure Sensor Check
390
Broken Wire Check of the Relay Wires
391
Fan Motor Connector Check (Power Supply Cable)
393
Fan Motor Connector Check (Signal Cable)
395
Electronic Expansion Valve Coil Check
397
Fan Motor Connector Check for FXTQ-TA, FXTQ-TB
400
Outdoor Unit
405
Wiring Diagrams
405
Indoor Unit
415
Air Treatment Equipment
439
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Daikin VRV Aurora RXLQ120TAYCU Service Manual (333 pages)
Brand:
Daikin
| Category:
Heat Pump
| Size: 11.45 MB
Table of Contents
Table of Contents
2
Safety Cautions
8
Warnings and Cautions Regarding Safety of Workers
8
Warnings and Cautions Regarding Safety of Users
10
Used Icons
13
Part 1 General Information
14
Model Names
15
Indoor Unit
15
Outdoor Unit
15
Air Treatment Equipment
16
External Appearance
17
Indoor Unit
17
Outdoor Unit
18
Air Treatment Equipment
19
Combination of Outdoor Units
20
Rxlq-Tatju, Rxlq-Taydu, Rxlq-Taycu
20
Rxyq-Taycu
20
Capacity Range
21
Combination Ratio
21
Outdoor Unit Combinations
22
Part 2 Refrigerant Circuit
23
Refrigerant Circuit
24
Outdoor Unit
24
Refrigerant Circuit Part
24
Indoor Unit
27
Outdoor-Air Processing Unit
29
Functional Parts Layout
30
Rxlq72Tatju, Rxlq72Taydu, Rxlq72Taycu, Rxyq72-120Taycu
30
Rxlq96/120Tatju, Rxlq96/120Taydu, Rxlq96/120Taycu, Rxyq144/168Taycu
33
Refrigerant Flow for each Operation Mode
35
Cooling Operation
35
Heating Operation
36
Cooling Oil Return Operation
37
Defrost Heating Oil Return Operation
38
Part 3 Remote Controller
39
Applicable Models
40
Names and Functions
41
Brc1E73
41
Wireless Remote Controller
44
Main/Sub Setting
45
Brc1E73
45
Wireless Remote Controller
46
Centralized Control Group No. Setting
47
Brc1E73
47
Wireless Remote Controller
49
Group No. Setting Example
50
Service Mode
51
Brc1E73
51
Part 4 Functions and Control
53
Operation Flowchart (Outdoor Unit)
55
Stop Control
56
Stop Due to Error
56
When System Is in Stop Mode
56
Slave Unit Stops During Master Unit Operation
56
Standby Control
57
Restart Standby
57
Crankcase Heater Control
57
Startup Control
58
Startup Control in Cooling
58
Startup Control in Heating
59
Basic Control
60
Normal Operation
60
Compressor PI Control
61
Operating Priority and Rotation of Compressors
62
Compressor Step Control
63
Electronic Expansion Valve PI Control
65
Step Control of Outdoor Fans
66
Protection Control
67
High Pressure Protection Control
67
Low Pressure Protection Control
69
Discharge Pipe Protection Control
70
Compressor Body Protection Control
71
Inverter Protection Control
71
Special Control
73
Pump down Residual Operation
73
Oil Return Operation
74
Defrost Operation
76
Outdoor Unit Rotation
77
Other Control
78
Backup Operation
78
Demand Operation
78
Heating Operation Prohibition
79
Outline of Control (Indoor Unit)
80
Operation Flowchart
80
Set Temperature and Control Temperature
82
Remote Controller Thermistor
84
Thermostat Control
86
Drain Pump Control
89
Control of Electronic Expansion Valve
91
Freeze-Up Prevention
92
List of Swing Flap Operations
94
Hot Start Control (in Heating Only)
95
Louver Control for Preventing Ceiling Dirt
96
Heater Control (Except FXTQ-TA Models)
97
Heater Control (FXTQ-TA Models)
98
Step Thermostat Processing (FXTQ-TA Models)
101
Fan Control (Heater Residual) (FXTQ-TA Models)
102
Interlocked with External Equipment (FXTQ-TA Models)
102
Part 5 Field Settings and Test Operation
104
Field Settings from Remote Controller
105
Wired Remote Controller
105
Wireless Remote Controller
107
Simplified Remote Controller
108
List of Field Settings for Indoor Unit
109
Details of Field Settings for Indoor Unit
112
List of Field Settings for Outdoor-Air Processing Unit
125
Setting of Operation Control Mode
125
Field Setting from Outdoor Unit
127
DIP Switch Setting
127
Accessing the BS Buttons on the Logic Board
130
Operating the BS Buttons and DIP Switches on the Logic Board
131
Connecting of the Optional PC Configurator Cable to the Outdoor Unit
133
Monitoring Function and Field Settings
134
Setting of Night-Time Low Noise Operation and Demand Operation
149
Test Operation
154
Checks before Test Operation
154
Checkpoints
154
Part 6 Service Diagnosis
155
Symptom-Based Troubleshooting
158
Indoor Unit Overall
158
With Optional Infrared Presence/Floor Sensor
161
Wired Remote Controller
162
Wireless Remote Controller
163
Error Codes and Descriptions
165
Error Codes - Sub Codes
167
Troubleshooting by Error Code
180
External Protection Device Abnormality
180
Indoor Unit PCB Abnormality
182
Drain Level Control System Abnormality
183
Indoor Fan Motor Lock, Overload
185
Indoor Fan Motor Abnormality
188
Overload/Overcurrent/Lock of Indoor Fan Motor
192
Blower Motor Not Running
193
Indoor Fan Motor Status Abnormality
194
Low Indoor Airflow
195
Swing Flap Motor Abnormality
196
Power Supply Voltage Abnormality
198
Blower Motor Stops for Over/Under Voltage
199
Electronic Expansion Valve Coil Abnormality, Dust Clogging
200
Drain Level above Limit
201
Capacity Determination Device Abnormality
202
Transmission Abnormality between Indoor Unit PCB and Fan PCB
203
Blower Motor Communication Error
205
Thermistor Abnormality
206
Combination Error between Indoor Unit PCB and Fan PCB
207
Blower Motor HP Mismatch
208
Indoor Blower Does Not Have Required Parameters to Function
209
Remote Sensor Abnormality
210
Humidity Sensor System Abnormality
211
Infrared Presence/Floor Sensor Error
212
Remote Controller Thermistor Abnormality
217
Outdoor Unit PCB Abnormality
218
Detection of Ground Leakage by Leak Detection Circuit
219
Missing of Ground Leakage Detection Core
220
Actuation of High Pressure Switch
221
Actuation of Low Pressure Sensor
223
Inverter Compressor Motor Lock
224
Compressor Damage Alarm
226
Outdoor Fan Motor Abnormality
228
Electronic Expansion Valve Coil Abnormality
232
Discharge Pipe Temperature Abnormality
233
Wet Alarm
235
Refrigerant Overcharged
236
Harness Abnormality (between Outdoor Unit Main PCB and Inverter PCB)
237
Outdoor Fan Motor Signal Abnormality
238
Outdoor Fan PCB Abnormality
239
Thermistor Abnormality
240
High Pressure Sensor Abnormality
242
Low Pressure Sensor Abnormality
243
Inverter PCB Abnormality
244
Momentary Power Failure During Test Operation
246
Reactor Temperature Rise Abnormality
247
Inverter Radiation Fin Temperature Rise Abnormality
248
Inverter Compressor Instantaneous Overcurrent
252
Inverter Compressor Overcurrent
254
Inverter Compressor Startup Abnormality
256
Transmission Error between Inverter PCB and Outdoor Unit Main PCB
258
Power Supply Voltage Imbalance
260
Reactor Surface Thermistor Abnormality
262
Inverter Radiation Fin Temperature Abnormality
263
Field Setting after Replacing Outdoor Unit Main PCB Abnormality or Combination of PCB Abnormality
265
Refrigerant Shortage
266
Reverse Phase, Open Phase
267
Power Supply Insufficient or Instantaneous Abnormality
269
Check Operation Not Executed
271
Transmission Error between Indoor Units and Outdoor Units
272
Transmission Error between Remote Controller and Indoor Unit
275
Transmission Error between Outdoor Units
276
Transmission Error between Main and Sub Remote Controllers
282
Transmission Error between Indoor and Outdoor Units in the same System
283
Improper Combination of Indoor and Outdoor Units, Indoor Units and Remote Controller
284
Incorrect Electric Heater Capacity Setting
289
Address Duplication of Centralized Control Equipment
290
Transmission Error between Centralized Control Equipment and Indoor Unit
291
System Not Set yet
293
System Abnormality, Refrigerant System Address Undefined
294
Check
296
High Pressure Check
296
Low Pressure Check
297
Superheat Operation Check
298
Power Transistor Check
299
Refrigerant Overcharge Check
304
Refrigerant Shortage Check
305
Vacuuming and Dehydration Procedure
306
Thermistor Check
307
Pressure Sensor Check
310
Broken Wire Check of the Relay Wires
311
Fan Motor Connector Check (Power Supply Cable)
312
Fan Motor Connector Check (Signal Cable)
312
Electronic Expansion Valve Coil Check
313
Part 7 Appendix
315
Wiring Diagrams
316
Outdoor Unit
316
Indoor Unit
321
Air Treatment Equipment
329
Daikin VRV Aurora RXLQ120TAYCU Installation Manual (49 pages)
VRV Aurora Series System air conditioner
Brand:
Daikin
| Category:
Air Conditioner
| Size: 13.05 MB
Table of Contents
Safety Considerations
2
Codes and Regulations
3
Table of Contents
4
1 Introduction
5
General Information
5
Combinations and Options
5
Indoor Capacity Range
6
Scope of the Manual
6
2 Accessories
6
Accessories Supplied with this Unit
6
3 Overview of Unit
7
Opening the Unit
7
Technical and Electrical Specifications
7
Main Components
7
4 Selecting an Installation Location
7
General Precautions on Installation
7
Weather Related Precautions
8
Selecting a Location in Cold Climates
8
5 Dimensions and Service Space
9
Dimensions of Outdoor Unit
9
Service Space
9
6 Inspecting, Handling and Unpacking
10
The Unit
10
Inspection
10
Handling
10
Unpacking
10
Installing the Unit
11
Method for Removing Shipping Plates
11
7 Refrigerant Pipe Size and Allowable Pipe
12
Length
12
General Information
12
Selection of Piping Material
12
Selection of Piping Size
12
Selection of Refrigerant Branch Kits
13
System Piping (Length) Limitations
14
8 Precautions on Refrigerant Piping
17
Caution for Brazing
17
Connecting the Refrigerant Piping
17
Guidelines for Handling Stop Valve
20
9 Field Wiring
21
Power Circuit, Safety Device and Cable Requirements
22
Wiring Connection Example for Whole System
22
Leading Wire Procedure
22
Transmission Wiring Connection Procedure
23
Power Wiring Connection Procedure
24
Procedure for Wiring Inside Units
24
10 Air Tight Test and Vacuum Drying
25
11 Pipe Insulation
26
12 Checking of Device and Installation
27
Conditions
27
13 Making Field Settings
27
Accessing the Push Buttons on the Printed Circuit Board
27
Operating the Push Buttons and DIP Switches on the Printed Circuit Board
27
Connecting the PC Configurator to the Outdoor Unit
29
14 Charging Refrigerant
29
Precautions
29
Calculating the Additional Refrigerant Charge
29
Method for Adding Refrigerant
31
15 Start-Up And Configuration
33
Checks before Initial Start up
33
Monitoring Function and Field Settings
34
Energy Saving and Optimum Operation
40
Test Operation
42
Malfunction Code List
43
16 Operation of the Unit
46
17 Maintenance and Service
46
Maintenance Introduction
46
Service Precautions
46
Service Mode Operation
48
18 Caution for Refrigerant Leaks
48
Introduction
48
19 Disposal Requirements
48
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